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48 lines
1.5 KiB
Swift
48 lines
1.5 KiB
Swift
// RUN: %target-swift-frontend -parse-as-library -O -emit-ir %s | %FileCheck %s
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// RUN: %target-swift-frontend -parse-as-library -Osize -emit-ir %s | %FileCheck %s
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// REQUIRES: swift_stdlib_no_asserts,optimized_stdlib
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// REQUIRES: swift_in_compiler
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// The required relocation format for a single return LLVM instruction are not necessarily
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// supported on object file formats other than Mach-O.
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// REQUIRES: OS=macosx || OS=ios || OS=tvos || OS=watchOS || OS=xros
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// FIXME(rdar://problem/45856408): The 7-bit discriminator complicates codegen
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// on 32-bit platforms.
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// UNSUPPORTED: PTRSIZE=32
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// This is an end-to-end test to ensure that the optimizer generates
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// optimal code for string literals
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// CHECK-LABEL: define {{.*}}test_create_verysmallstring
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// CHECK: entry:
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// CHECK-NEXT: ret {{.*}}
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// CHECK-NEXT: }
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public func test_create_verysmallstring() -> String {
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return "a"
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}
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// CHECK-LABEL: define {{.*}}test_create_smallstring
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// CHECK: entry:
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// CHECK-NEXT: ret {{.*}}
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// CHECK-NEXT: }
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public func test_create_smallstring() -> String {
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return "abcdefghijkl012"
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}
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// CHECK-LABEL: define {{.*}}test_create_largestring
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// CHECK-NOT: load
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// CHECK-NOT: call
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// CHECK: ret
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public func test_create_largestring() -> String {
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return "abcdefghijkl012qwerqwer"
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}
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// CHECK-LABEL: define {{.*}}test_create_unicode
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// CHECK-NOT: load
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// CHECK-NOT: call
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// CHECK: ret
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public func test_create_unicode() -> String {
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return "❄️gastroperiodyni"
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}
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